<body><script>d=document;for(i=0;i<50;i++)d.body.innerHTML+='<div style="position:relative;width:90%;padding-top:60%;margin:5%;border:1px solid silver;page-break-after:always"><div contenteditable style=outline:none;position:absolute;right:10%;bottom:10%;left:10%;top:10%;font-size:5vmin>';d.querySelectorAll("div>div").forEach(e=>e.onkeydown=e=>{n=e.ctrlKey&&e.altKey&&e.keyCode-49,f="formatBlock",j="justify",x=[f,f,j+"Left",j+"Center",j+"Right","outdent","indent","insertUnorderedList"][n],y=["<h1>","<div>"][n],x&&d.execCommand(x,!1,y)})</script><style>@page{size:6in 8in landscape}@media print{*{border:0 !important}}